As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SJC - FLT 2769 - SHORTLY AFTER TAKEOFF, ENTIRE CABIN FILLED WITH SMOKE AND HAZE. DETECTED A STRONG BURNING SMELL. AIR INTERRUPTED AND LANDED SJC WITHOUT INCIDENT. REPLACED LEFT PACK. REPLACED LEFT SIDE AUGMENTATION VALVE. REPLACED LEFT AND RIGHT SIDE COALESCER SOCKS. PERFORMED PACK BURNOUT CHECKS PER MM. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)